![]() The phasic stage is characterized by the aforementioned rapid eye movement reaction, while the tonic stage is devoid of any such characteristics. Unbeknownst to many – even in certain medical circles – the REM stage of sleep is experienced in two phases: the phasic and the tonic. An individual’s heartbeat and breathing are at their lowest.A person’s body is in a fully relaxed state.Tissue growth/repair and cell regeneration occur.The presence of delta brain waves is recognized.A person’s eye movements would be almost non-existent.An individual would be difficult to awaken.It is important to note that, in the deep stage: Here we get to the deepest sleep stage before rapid eye movement territory, commonly referred to as “delta sleep” or “slow wave ” an individual’s body performs crucial health-nurturing housekeeping, so to speak, during this final pre-REM stage. Exude breathing and a heartrate that’s further slowed down compared to the awake stage.In this stage, an individual is “prepared” for a deeper sleep and can be awakened easily. Sweet Sleep Studio Fun Fact: An individual awakened during this stage won’t actually be aware that he or she has fallen asleep.Ĭharacteristics that define the awake stage include:īoasting the largest percentage of an individual’s total sleep time, this is the next sleep stage in the non-REM category, also considered a slightly heavier stage of sleep compared to the awake classification. It is also common for these stages of sleep, throughout the evening, to continue shifting – for example, individuals tend to experience an increased percentage of NREM (non-rapid eye movement) sleep during the first half of the night, while tending to experience an increased percentage of rapid eye movement activity in the second part.Īs the initial stage of what’s known as the “non-REM sleep cycle,” this transports a sleeping individual from a state of wakefulness to “lullaby land ” in all seriousness, this stage lasts just a few minutes, contrary to popular belief, and is considered the lightest stage of slumber. ![]() As we have obviously already alluded to, the stages of sleep occur in cycles, each lasting approximately 90 to 120 minutes, with normal individuals undergoing about four to five sleep cycles during the night. In this post, we are going to take a look at the different stages of sleep, from what is known as the “awake” stage to the more commonly-known REM (rapid eye movement) sleep, because it’s important to understand that each sleep stage plays a part in allowing your body and mind to wake up refreshed.īefore we get started, let’s go over some fundamentals about the different sleep cycles. According to research we’ve looked at and analyzed, the average human being spends a third of their life sleeping, and it should come as no surprise that good sleep equates to good health. When we’re young, we really don’t think about it too much, but after we’ve put some years behind us and have to catch a good night’s rest in order to function at a job in the adult world, we come to understand the value of sleep.
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